#pragma once

#include<iostream>
#include<string>
#include<cstdlib>
#include<pthread.h>
#include<functional>
class Thread
{
public:
    typedef enum
    {
        NEW=0,
        RUNNING,
        EXITED
    }Threadstatus;

    using func_t = std::function<void()>;

public:
    Thread(int num,func_t func):_tid(0),_status(NEW),_func(func)
    {
        char name[128];
        snprintf(name,sizeof(name),"thread-%d",num);
        _name=name;
    }

    int status()
    {
        return _status;
    }
    pthread_t threadid()
    {
        if(_status==RUNNING)
        {
            return _tid;
        }
        else
        {
            return 0;
        }
    }
    std::string threadname()
    {
        return _name;
    }

    static void *runHelper(void*args)
    {
        Thread*ts=(Thread*)args;
        (*ts)();
        return nullptr;
    }
    void operator()()
    {
        if(_func!=nullptr) _func();
    }

    void run()
    {
        int n=pthread_create(&_tid,nullptr,runHelper,this);
        if(n!=0)exit(1);
        _status=RUNNING;
    }

    void join()
    {
        int n=pthread_join(_tid,nullptr);
        if(n!=0)
        {
            std::cerr<<"main thread join thread"<<_name<<"error"<<std::endl;
            return;
        }
        _status=EXITED;
    }

    ~Thread()
    {
        
    }

private:
    pthread_t _tid;
    std::string _name;
    func_t _func; // 线程未来要执行的回调
    Threadstatus _status;
};